A.the extra weight required for the diesel reduction gearing
B.a minimum speed for the engines that limits the minimum speed of the vessel
C.the higher fuel consumption per SHP
D.the low efficiency of the system when a controllable pitch propeller is used
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A.full ahead
B.full astern
C.half ahead
D.slow astern
A.one engine ahead and one engine astern，with full rudder
B.one engine ahead and one engine astern，with rudders amidships
C.both engines ahead，with full rudder
D.both engines astern，with full rudder
A.furnishes support to the rudder，propeller shaft，and transom frame
B.provides foundations for after mooring winches
C.provides foundations for the main propulsion engines
D.transfers the driving force of the propeller to the hull
A.Overspeed trip
B.Air inlet shut-off valve
C.Water injector
D.Fuel cutoff valve
A.indicates the engine's particulars
B.tells the engine's function
C.shows the engine's type
D.refers to the engine's information
最新試題
The ship has a diesel engine（）a supercharger.
On a vessel with a single propeller，transverse force has the most effect on the vessel when the engine is put（）.
If an electric cargo winch is being used to lift a draft of cargo and the engine room loses all power，which will occur?（）
One major disadvantage of a low-speed diesel as compared to a steam main-propulsion system is（）.
What is one effect of running a diesel engine at too cool a temperature? （）
On a twin-screw，twin-rudder vessel，the most effective way to turn in your own water，with no way on，is to put（）.
The pivot pin at the base of a sheath-screw boom davit must be（）.
Maintaining the close tolerances in diesel fuel pumps and injectors requires the use of（）.
What is the operating principal of a flash type evaporator?（）
What is an advantage of a steam turbine over a diesel for the main propulsion?（）